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Mine Development and Operations Plan Area 2 Stage 3 Pit

Mine Development and Operations Plan Area 2 Stage 3 Pit Design Change 2017-01 Prepared by: Minto Explorations Ltd Minto Mine July 2017 Minto Explorations Ltd – Minto Mine Mine Development and Operations Plan Geotechnical monitoring of pit highwalls is described in Section 4 1 4 and the monitoring and quality control of waste Get price

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Guidelines

The research plan developed for the LOP Project focusses on three elements: preparation and publication of an authoritative new generation pit slope Design Guidelines book that clearly outlined for today's practitioners what is the best approach to satisfy best practice at every stage of planning and operating an open pit mine the effectiveGet price

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Evaluation of Technologies to Prevent Acid Mine Drainage

Exposed open pit mine highwalls contribute significantly to the production of acid mine drainage (AMD) thus causing environmental concerns upon closure of an operating mine Four innovative technologies were evaluated under the US Environmental Protection Agency's Mine Waste Technology (MWTP) Prevention of AMD Generation from Open Pit Highwalls Demonstration Project This Get price

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Government of India Ministry of Labour Employment

Ministry of Labour Employment Directorate General of Mines Safety DGMS (Tech ) (ST) Circular No 02 Dhanbad Dated 06 07 2010 that of the lack of scientific design and monitoring of the pit and the dump slopes in Kimberly Diamond mine of M/s De Beers and Sandsloot Open Pit Platinum Mine Get price

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Guidelines for Evaluating Water in Pit Slope Stability

Guidelines for Evaluating Water in Pit Slope Stability is a comprehensive account of the hydrogeological procedures that should be followed when performing open pit slope stability design studies Created as an outcome of the Large Open Pit (LOP) project an international research and technology transfer project on the stability of rock slopes in open pit mines this book expands on the Get price

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Selective highwall mining at the Dome Open Pit mine

Open pit operations began in 1988 to supplement underground production see Figure 1 Upon completion of pit mining in 2005 pit floor was at a depth of 335m from the initial sur-face The pit is mined with 9m bench heights with catch benches established at Get price

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Discount rates and risk assessment in mineral project

Discount rates and risk assessment in mineral project evaluations Risk assessment in reserve estimation and open-pit planning Inclusion of risk assessment in open-pit design and scheduling: contributed remarks Transactions of the Institution of Mining and Metallurgy Section A: Mining Industry Citation DownloadsGet price

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Chapter 2: The Environmental Effects of Strip Mining

Open Pit Mining Open pit mining is similar to area mining The technique is common in the western United States (and other parts of the world) where very thick — 50 to 100 foot — coal seams exist Open pit mines are usually large operations Production levels may exceed 10 million tons of coal per year The thick coal seams found at these large mines ensure that the amount of land Get price

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Assessment of slope instability with effects of critical

A good knowledge of the mechanism of slope failure in open-cast mines can be understood by evaluating the intrinsic and extrinsic factors and their interactions in causing slope instability and by gathering displacement information from periodical monitoring Surface deformations caused by mining activities at mine sites are conventionally measured by using survey instruments such as levels Get price

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A geotechnical rationale for the design of South African

A geotechnical rationale for the design of South African open cast coal mine highwalls - Open (conventional) wall open cast highwalls - Open cast mines using buffer blasted highwalls Open (conventional) highwalls—classic soil and rock slope failure of the overburden and interburden Open cast mines using buffer blasted highwalls—Get price

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Hazard Recognition Through Workplace Examination in Mining

Oct 23 2015Prevention of accidents injuries and near misses is something we will all do a better job of if we learn to identify hazards report them to the proper person and eliminate them completely Get price

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A CASE STUDY OF A LARGE OPEN PIT URANIUM AML

A LARGE OPEN PIT URANIUM AML PROJECT GAS HILLS WYOMING 1 BY Michael Koopman and Ronald Rash 2 Abstract: The Abandoned Mine Lands Program (AML) authorized under the Surface Mining Control and Reclamation Act of 1977 provides funding for the abatement of health and safety hazards on lands disturbed by mining prior to enactment of the Act Get price

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Guidelines for Open Pit Slope Design

Guidelines for Open Pit Slope Design is a comprehensive account of the open pit slope design process Created as an outcome of the Large Open Pit (LOP) project an international research and technology transfer project on the stability of rock slopes in open pit mines this book provides an up-to-daGet price

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U S Department of the Interior Bureau of L nd Management

U S Department of the Interior Bureau of L nd Management Solid Mine Is eclamation Handbook ) noncoalleasable minerals locatable minerals salable mineralsGet price

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Guidelines for Open Pit Slope Design (2009)

Chapter Outlines A Guidelines for Open Pit Slope Design book contains 14 chapters that follow the life of mine sequence from concept through to closure In order to help the practitioner deal with short comings in the investigation and design process each chapter deliberately focuses on leading issues such as what data is required how it should be processed and which analysis should be used Get price

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Rajant highlights importance of

They add: "As the mining market continues to gain pace open pit mines are becoming larger deeper and steeper to satisfy demands As a result assessing and monitoring slope stability is critically important in mining operations and should form part of the overall safety management and productivity of a mine Get price

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Stabilityassessmentandslopedesignat Sandslootopenpit

InternationalJournalofRockMechanicsMiningSciences38(2001)449–466 Stabilityassessmentandslopedesignat Sandslootopenpit SouthAfrica A R Byea * F G Bellb aPot Get price

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EAGLE GOLD PROJECT

construct operate close and reclaim a gold mine in central Yukon The Eagle Gold Project ('the' Project) is located 85 km from Mayo Yukon using existing highway and access roads The Project will involve open pit mining and gold extraction using a three stage crushing process heap leaching and a carbon adsorption Get price

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Theoretical Analysis of Damaged Width Instability

The main features of Chinese open-pit mines are the thick cover and shovel-truck mining technology system which is the most common [4 5] Due to higher stripping ratio under the thick cover a large number of coals will be left under the highwalls in Chinese open-pit "Highwall mining" is practised when the open-pit coal mines reach their Get price

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Mining

Today the high number of installations worldwide in open pit mines owned by major mining companies and the hundreds of detected slope failures clearly demonstrate the benefits introduced by SAR over conventional radar technology for critical slope monitoring Such a success is mainly due to the following technical features:Get price

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Mining

Leica Geosystems provides easy access to adaptable monitoring solutions that are tailored to your requirements Be it for real-time monitoring of slope stability waste and tailing dams excavations highwalls and underground work or for subsidence or climate impact on your mine we have the right solution for you enabling you to increase safety and productivity in your mine Get price

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Mining

Leica Geosystems provides easy access to adaptable monitoring solutions that are tailored to your requirements Be it for real-time monitoring of slope stability waste and tailing dams excavations highwalls and underground work or for subsidence or climate impact on your mine we have the right solution for you enabling you to increase safety and productivity in your mine Get price

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Guidelines for Mine Waste Dump and Stockpile Design

Guidelines for Mine Waste Dump and Stockpile Design is a comprehensive practical guide to the investigation design operation and monitoring of mine waste dumps dragline spoils and major stockpiles associated with large open pit mines These facilities are some of the largest man-made structures on Earth and while most have performed very well there are cases where instabilities have Get price

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Slope Design and Implementation in Open Pit Mines

definition of reinforcement and monitoring methods This paper presents various available techniques and tools to achieve these successive phases and illustrate their implementation and also limitations through case studies of slope design in open pit mines Keywords: slope stability slope design engineering geology fault open pit mines SOMAIRGet price

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Stabilityassessmentandslopedesignat Sandslootopenpit

InternationalJournalofRockMechanicsMiningSciences38(2001)449–466 Stabilityassessmentandslopedesignat Sandslootopenpit SouthAfrica A R Byea * F G Bellb aPot Get price

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Stability of highwalls in surface coal mines western

Preliminary results from the first part of a two-part investigation of the stability of highwalls in open-pit coal mines in the Fort Union Formation of the western Powder River Basin of Wyoming and Montana indicate that these highwalls are subject to time-dependent deformation Field investigations and laboratory physical-properties tests of coal and overburden rocks suggest that several Get price

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Guidelines for the assessment of geotechnical risks in

The assessment of geotechnical risks to public safety public infrastructure and the environment is required by the department's Earth Resources Regulation unit as part of the submission of a work plan for a new open pit mine/quarry or for a variation to a work plan for an existing mine or quarry Get price

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Safety in Open Pit Mining

Draperies directly act on the stability of the blocks but also control their fall should failure occur Such systems are common practice within Australia open pit mines In surface mining draperies are used to prevent rock from impacting directly onto the concrete covers used Get price

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Assessment of Blasting

In an open-pit mine slope rock mass has multiple joint structures and blasting operations have an obvious influence on its stability Therefore accurately predicting the blasting vibration is necessary to ensure slope stability In this study the blasting vibration signals monitored at a blasting site with different rock masses were used to investigate the attenuation characteristics of Get price

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Open

Open-pit mining is to be considered one of the most dangerous sectors in the industrial world It causes significant effects to miners health as well as damage to the ecological land Open-pit mining causes changes to vegetation soil and bedrock which ultimately contributes to changes in surface hydrology groundwater levels and flow paths Get price

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Assessment of Blasting

In an open-pit mine slope rock mass has multiple joint structures and blasting operations have an obvious influence on its stability Therefore accurately predicting the blasting vibration is necessary to ensure slope stability In this study the blasting vibration signals monitored at a blasting site with different rock masses were used to investigate the attenuation characteristics of Get price

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